(19)

(11)

EP 4 289 206 A1

(12)

(43) Date of publication: 13.12.2023 Bulletin 2023/50 (21) Application number: 22781507.3 (22) Date of filing: 25.03.2022

(51) International Patent Classification (IPC):  H04W 72/04(2023.01) H04W 72/12(2023.01) (52) Cooperative Patent Classification (CPC): H04W 56/0015; H04L 5/0053; H04L 5/0062; H04W 72/1268 (86) International application number: PCT/KR2022/004228 (87) International publication number: WO 2022/211388 (06.10.2022 Gazette 2022/40)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 31.03.2021 KR 20210042243 (71) Applicant: Samsung Electronics Co., Ltd. Suwon-si, Gyeonggi-do 16677 (KR)	(72) Inventors: CHOI, Seunghoon Suwon-si, Gyeonggi-do 16677 (KR) PARK, Sungjin Suwon-si, Gyeonggi-do 16677 (KR) KIM, Youngbum Suwon-si, Gyeonggi-do 16677 (KR) RYU, Hyunseok Suwon-si, Gyeonggi-do 16677 (KR) SHIN, Cheolkyu Suwon-si, Gyeonggi-do 16677 (KR) YEO, Jeongho Suwon-si, Gyeonggi-do 16677 (KR) (74) Representative: HGF  HGF Limited 1 City Walk Leeds LS11 9DX Leeds LS11 9DX (GB)